/* ============================================================
   slnk.ro — Design System "Flat 2.0"
   Tokeni + componente prefixate .sl-*  (coexistă cu Bootstrap)

   Integrare:
     1. <link> acest fișier DUPĂ Bootstrap (vezi includes/theme-head.php)
     2. pune data-theme="dark|light" pe <html> (deja existent pe site)
     3. adaugă class="sl" pe <body> ca să activezi tipografia Geist
   Culori brand: #2D3FE0 (primary) · #FF3377 (accent)
   ============================================================ */

/* ---------- Tokeni tema (aceleași NUME ca pe site, valori rafinate) ---------- */
:root[data-theme="dark"]{
  --bg:#0C0C18;
  --bg-2:#111124;
  --card:#16162E;
  --card-2:#1C1C3D;
  --nav:rgba(12,12,24,.78);
  --text:#FFFFFF;
  --muted:rgba(255,255,255,.62);
  --faint:rgba(255,255,255,.40);
  --label:rgba(255,255,255,.85);
  --border:rgba(255,255,255,.09);
  --line-strong:rgba(255,255,255,.16);
  --shadow:0 4px 12px rgba(0,0,0,.3);
  --shadow-lift:0 20px 44px rgba(0,0,0,.45);
}
:root[data-theme="light"]{
  --bg:#F4F5FA;
  --bg-2:#ECEEF6;
  --card:#FFFFFF;
  --card-2:#FFFFFF;
  --nav:rgba(244,245,250,.82);
  --text:#12142B;
  --muted:#565E76;
  --faint:#8A91A8;
  --label:#3A4056;
  --border:#E2E5EF;
  --line-strong:#D2D7E6;
  --shadow:0 8px 24px rgba(18,20,43,.08);
  --shadow-lift:0 20px 44px rgba(18,20,43,.14);
}
/* fallback dacă lipsește data-theme → tratează ca dark */
:root:not([data-theme="light"]){
  --bg:#0C0C18;--bg-2:#111124;--card:#16162E;--card-2:#1C1C3D;--nav:rgba(12,12,24,.78);
  --text:#FFFFFF;--muted:rgba(255,255,255,.62);--faint:rgba(255,255,255,.40);--label:rgba(255,255,255,.85);
  --border:rgba(255,255,255,.09);--line-strong:rgba(255,255,255,.16);
  --shadow:0 4px 12px rgba(0,0,0,.3);--shadow-lift:0 20px 44px rgba(0,0,0,.45);
}

/* ---------- Tokeni comuni (brand, tipografie, geometrie) ---------- */
:root{
  --primary:#2D3FE0;
  --primary-2:#4B5CF5;
  --accent:#FF3377;
  --accent-soft:#ff4d88;
  --danger:#E5484D;
  --danger-hover:#D13438;
  --sl-display:'Geist',system-ui,-apple-system,sans-serif;
  --sl-body:'Geist',system-ui,-apple-system,sans-serif;
  --sl-mono:'Geist Mono','SFMono-Regular',Consolas,monospace;

  --r-lg:11px;
  --r-md:7px;
  --r-sm:6px;
  --pill:100px;
  --ease:cubic-bezier(.4,0,.2,1);
}

/* ---------- Tipografie (opt-in prin body.sl, nu atinge paginile vechi) ---------- */
body.sl{font-family:var(--sl-body);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}
body.sl h1,body.sl h2,body.sl h3,body.sl .sl-display{
  font-family:var(--sl-display);font-weight:800;letter-spacing:-.03em;line-height:1.06;
}
.sl-mono{font-family:var(--sl-mono);letter-spacing:-.01em}
.sl-grad{color:var(--accent)}
.sl-muted{color:var(--muted)}
.sl-faint{color:var(--faint)}

/* fundal plat (clasa .sl-mesh rămâne pe body pentru compatibilitate) */
.sl-mesh{position:relative}
.sl-mesh > *{position:relative;z-index:1}

/* ============================================================
   COMPONENTE
   ============================================================ */

/* ---------- Butoane ---------- */
.sl-btn{
  font-family:var(--sl-body);font-weight:700;font-size:.92rem;line-height:1;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid var(--line-strong);background:var(--card);color:var(--text);
  padding:11px 20px;border-radius:var(--r-sm);text-decoration:none;
  transition:transform .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.sl-btn:hover{border-color:var(--muted);transform:translateY(-1px);color:var(--text)}
.sl-btn:active{transform:translateY(0)}
.sl-btn:focus-visible{outline:2px solid var(--primary);outline-offset:3px}

.sl-btn-primary{color:#fff;border:none;background:var(--accent);box-shadow:inset 0 1px 0 rgba(255,255,255,.15)}
.sl-btn-primary:hover{background:#ff1f6a;color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px color-mix(in srgb,var(--accent) 42%, transparent)}

.sl-btn-blue{color:#fff;border:none;background:var(--primary)}
.sl-btn-blue:hover{background:var(--primary-2);color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px color-mix(in srgb,var(--primary) 45%, transparent)}

.sl-btn-ghost{background:transparent;border:1px solid var(--line-strong);color:var(--text)}
.sl-btn-ghost:hover{background:var(--bg-2);border-color:var(--muted)}

/* buton distructiv (ștergere cont, refuz/ștergere utilizator) — roșu semantic, distinct de accentul brand */
.sl-btn-danger{color:#fff;border:none;background:var(--danger)}
.sl-btn-danger:hover{color:#fff;background:var(--danger-hover);transform:translateY(-2px);box-shadow:0 14px 30px color-mix(in srgb,var(--danger) 40%, transparent)}

.sl-btn-lg{padding:14px 30px;font-size:1rem;border-radius:var(--r-md)}
.sl-btn-block{width:100%}

/* icon button (ex: toggle temă) */
.sl-icon-btn{
  width:42px;height:42px;flex-shrink:0;border:1px solid var(--border);cursor:pointer;border-radius:var(--r-sm);
  background:var(--card);color:var(--muted);display:inline-grid;place-items:center;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.sl-icon-btn:hover{color:var(--text);border-color:var(--line-strong)}
.sl-icon-btn svg{width:19px;height:19px}

/* ---------- Card ---------- */
.sl-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);
  box-shadow:var(--shadow);
}
.sl-card-flat{box-shadow:none}
.sl-card-lift{transition:transform .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease)}
.sl-card-lift:hover{
  transform:translateY(-6px);
  border-color:color-mix(in srgb,var(--primary) 55%, transparent);
  box-shadow:0 20px 44px color-mix(in srgb,var(--primary) 18%, transparent);
}
/* chenar accentuat (ex: pe cardul evidențiat) */
.sl-card-glow{position:relative;border-color:var(--primary)}

/* ---------- Eyebrow (text simplu, fără aspect de buton) ---------- */
.sl-eyebrow{
  display:inline-block;font-family:var(--sl-body);
  font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);
  background:none;border:none;padding:0;
}

/* ---------- Input shell ---------- */
.sl-input-shell{
  display:flex;align-items:center;gap:11px;padding:0 18px;border-radius:var(--r-md);
  background:var(--bg-2);border:1px solid var(--border);transition:.18s var(--ease);
}
.sl-input-shell:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px color-mix(in srgb,var(--primary) 28%, transparent)}
.sl-input-shell svg{width:19px;height:19px;color:var(--faint);flex-shrink:0}
.sl-input-shell input{flex:1;border:none;outline:none;background:transparent;font-family:inherit;font-size:1rem;color:var(--text);padding:16px 0}
.sl-input-shell input::placeholder{color:var(--faint)}

/* ---------- Chip (toggle opțiuni) ---------- */
.sl-chip{
  font-family:var(--sl-body);font-size:.83rem;font-weight:600;color:var(--muted);cursor:pointer;
  padding:8px 14px;border-radius:var(--r-sm);background:var(--bg-2);border:1px solid var(--border);
  transition:.16s var(--ease);
}
.sl-chip:hover{color:var(--text);border-color:var(--line-strong)}
.sl-chip.is-on{color:#fff;background:var(--primary);border-color:var(--primary)}

/* ---------- Segmented control ---------- */
.sl-seg{display:inline-flex;gap:3px;padding:4px;border-radius:var(--r-md);background:var(--bg-2);border:1px solid var(--border)}
.sl-seg button{border:none;background:transparent;cursor:pointer;font-family:var(--sl-body);font-weight:600;font-size:.85rem;
  color:var(--muted);padding:8px 15px;border-radius:var(--r-sm);transition:.16s var(--ease)}
.sl-seg button.is-on{color:#fff;background:var(--primary)}

/* ---------- Switch ---------- */
.sl-switch{
  width:52px;height:30px;border-radius:var(--pill);cursor:pointer;flex-shrink:0;position:relative;
  background:var(--line-strong);border:1px solid var(--border);transition:.22s var(--ease);
}
.sl-switch > i{position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:#fff;
  transition:.22s var(--ease);box-shadow:0 2px 5px rgba(0,0,0,.3)}
.sl-switch.is-on{background:var(--primary);border-color:var(--primary)}
.sl-switch.is-on > i{left:26px}

/* ---------- Utilitare ---------- */
.sl-lift{transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.sl-lift:hover{transform:translateY(-3px);box-shadow:var(--shadow-lift)}

/* ---------- Toggle temă „fixed" pentru pagini fără nav ---------- */
.sl-theme-fab{position:fixed;top:16px;right:16px;z-index:60}
.ico-sun{display:none}
:root[data-theme="light"] .ico-sun{display:block}
:root[data-theme="light"] .ico-moon{display:none}

/* ---------- Nav public ---------- */
.sl-nav{position:sticky;top:0;z-index:50;background:var(--nav);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.sl-nav-in{display:flex;align-items:center;justify-content:space-between;gap:16px;max-width:1120px;margin:0 auto;padding:14px 24px}
.sl-brand{display:flex;align-items:center;gap:11px;font-family:var(--sl-display);font-size:1.4rem;font-weight:800;letter-spacing:-.03em;color:var(--text);text-decoration:none}
.sl-brand-mark{width:36px;height:36px;border-radius:5px;display:grid;place-items:center;background:var(--primary);color:#fff;font-weight:800}
.sl-nav-links{display:flex;gap:4px}
.sl-nav-links a{text-decoration:none;color:var(--muted);font-weight:600;font-size:.9rem;padding:8px 13px;border-radius:5px;transition:color .18s var(--ease),background .18s var(--ease)}
.sl-nav-links a:hover{color:var(--text);background:var(--border)}
.sl-nav-actions{display:flex;gap:10px;align-items:center}
@media(max-width:720px){.sl-nav-links{display:none}}

/* ---------- Footer public ---------- */
.sl-footer{border-top:1px solid var(--border);margin-top:40px}
.sl-footer-in{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;max-width:1120px;margin:0 auto;padding:28px 24px;color:var(--faint);font-size:.85rem}
.sl-footer-links{display:flex;gap:16px}
.sl-footer-links a{color:var(--muted);text-decoration:none}
.sl-footer-links a:hover{color:var(--text)}

/* ---------- Pagini-document (legal: termeni, confidentialitate, cookie) ---------- */
.doc-hero{background:var(--bg-2);border-bottom:1px solid var(--border);padding:52px 0 40px}
.doc-hero h1{font-family:var(--sl-display);font-size:clamp(1.7rem,4vw,2.6rem);font-weight:800;color:var(--text);margin-bottom:8px;letter-spacing:-.02em}
.doc-hero .meta{font-size:.82rem;color:var(--faint)}
.doc-body{max-width:800px;margin:0 auto;padding:52px 24px 80px}
.doc-body h2{font-size:1.15rem;font-weight:800;color:var(--accent);margin:44px 0 14px;padding-bottom:8px;border-bottom:1px solid color-mix(in srgb,var(--accent) 22%,transparent)}
.doc-body h3{font-size:1rem;font-weight:700;color:var(--label);margin:24px 0 10px}
.doc-body p,.doc-body li{font-size:.94rem;line-height:1.85;color:var(--muted)}
.doc-body ul{padding-left:20px}
.doc-body li{margin-bottom:6px}
.doc-body strong{color:var(--text)}
.doc-body a{color:var(--accent);text-decoration:none}
.doc-body a:hover{text-decoration:underline}
.doc-body table{width:100%;border-collapse:collapse;margin:16px 0;font-size:.88rem}
.doc-body th{background:color-mix(in srgb,var(--primary) 20%,transparent);color:var(--label);padding:11px 14px;text-align:left;font-size:.8rem;letter-spacing:.04em;text-transform:uppercase}
.doc-body td{border-bottom:1px solid var(--border);padding:11px 14px;color:var(--muted);vertical-align:top}
.doc-body tr:last-child td{border-bottom:none}
.doc-body code{background:var(--bg-2);border:1px solid var(--border);padding:2px 7px;border-radius:3px;font-family:var(--sl-mono);font-size:.85em;color:var(--primary-2)}
.info-box{background:color-mix(in srgb,var(--primary) 12%,transparent);border:1px solid color-mix(in srgb,var(--primary) 30%,transparent);border-radius:7px;padding:20px 24px;margin:20px 0}
.info-box p{margin:0}
.warn-box{background:color-mix(in srgb,var(--accent) 9%,transparent);border:1px solid color-mix(in srgb,var(--accent) 26%,transparent);border-radius:7px;padding:20px 24px;margin:20px 0}
.warn-box p{margin:0}
.company-card{background:var(--bg-2);border:1px solid var(--border);border-radius:8px;padding:24px 28px;margin:20px 0;line-height:1.9}
.rights-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:20px 0}
.right-item{background:var(--bg-2);border:1px solid var(--border);border-radius:7px;padding:18px 20px}
.right-item strong{display:block;color:var(--accent);font-size:.88rem;margin-bottom:6px}
.right-item span{font-size:.82rem;color:var(--muted);line-height:1.6}
.badge-tip{display:inline-block;padding:3px 11px;border-radius:50px;font-size:.74rem;font-weight:700;white-space:nowrap}
.badge-tip.essential{background:rgba(45,224,130,.15);color:#28c07a}
.badge-tip.functional{background:color-mix(in srgb,var(--primary) 22%,transparent);color:var(--primary-2)}
.badge-tip.analytics{background:color-mix(in srgb,var(--accent) 18%,transparent);color:var(--accent)}
@media(max-width:600px){.rights-grid{grid-template-columns:1fr}}

/* ---------- Accesibilitate ---------- */
@media (prefers-reduced-motion:reduce){
  .sl-btn,.sl-card-lift,.sl-lift,.sl-switch,.sl-switch > i,.sl-chip,.sl-seg button,.sl-icon-btn,.sl-input-shell{
    transition:none !important;
  }
}
